Home / 1,144,035.66-1,578,764.91-627,798.24

Finding the Fourth Proportional to 1,144,035.66, 1,578,764.91 and 627,798.24

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Solution

The fourth proportional to 1,144,035.66, 1,578,764.91 and 627,798.24 is: 866,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,035.66 : 1,578,764.91 = 627,798.24 : x
  2. Step 2: Convert to fraction form
    1,144,035.66/1,578,764.91 = 627,798.24/x
  3. Step 3: Cross multiply
    1,144,035.66x = 1,578,764.91 × 627,798.24
  4. Step 4: Simplify right side
    1,144,035.66x = 991,145,831,871.76
  5. Step 5: Solve for x
    x = 991,145,831,871.76/1,144,035.66
  6. Step 6: Final answer
    x = 866,359.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.